Carbon dioxide (chemical formula <span>CO2</span>) is a colorless and odorless gas vital to life on Earth. This naturally occurring chemical compound is composed of a carbon atom covalently double bonded to two OXYGEN ATOM
<span>dirty, contaminated, </span><span>polluted, unclean, </span><span>unsanitary, <span>unsterile.</span></span>
The pituitary gland secretes follicle stimulating hormone, which acts on the follicles and stimulates them to produce progesterone.
Nearly all food plants are classified as angiosperms. These are plants that have flowers and produce seeds enclosed in a carpel The angiosperms are generally the largest group and they include herbaceous plants, shrubs, grasses and most trees.